ar·te·sian well
(är-tezhən)
(är-tezhən)n.
A well drilled through impermeable strata to reach water capable of rising to the surface by internal hydrostatic pressure.
[Frenchartésien, fromOld Frenchartesien, of Artois, fromArteis, Artois, France.]
artesian wellA water table higher than the well ensures water pressure will consistently force water into the well.